/*
 * Copyright (C) 2020 Agrui
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 

#include <stdlib.h>
#include <string.h>
#include <Lock.h>

LockType* newLock() {
    LockType* lock = (LockType*)malloc(sizeof(LockType));
    if (!lock) {
        return NULL;
    }

    if (pthread_mutex_init(&lock->mutex, NULL) < 0) {
        free(lock);
        return NULL;
    }

    return lock;
}
void deleteLock(LockType* lock) {
    if (lock) {
        pthread_mutex_destroy(&lock->mutex);
        free(lock);
    }
}
void lock(LockType* lock) {
    pthread_mutex_lock(&lock->mutex);
}
void unlock(LockType* lock) {
    pthread_mutex_unlock(&lock->mutex);
}

